<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    
</body>
<script>
    function add({x,y}){
        return x+y;
    }

    const numbers = [4,38]
    let result=add(...numbers);
    console.log(result);//42
    
</script>
</html>